calmodulin article 28 Calmodulin 24 priority journal 22 Calcium 20 calcium 20 nonhuman 18 Trypanosoma cruzi 10 Support, Non-U.S. Gov't 8 controlled study 8 cyclic AMP 8 egtazic acid 8 metabolism 8 signal transduction 8 Binding Sites 6 Computer Simulation 6 Models, Molecular 6 Molecular Sequence Data 6 Neurospora crassa 6 Protein Binding 6 Saccharomyces cerevisiae 6 amino terminal sequence 6 carboxy terminal sequence 6 enzyme activity 6 enzymology 6 isolation and purification 6 nucleotide sequence 6 protein kinase 6 unclassified drug 6 3',5'-Cyclic-Nucleotide Phosphodiesterase 4